name: CI

on:
  pull_request:
  push:
    branches: [main]
  # Nightly the suite also runs against the newest Jellyfin, so a break there is
  # found within a day instead of by hand (#82). It is not on every PR: the
  # pinned version is what targetAbi promises, and a second leg would double the
  # runner minutes of every push.
  schedule:
    - cron: "11 2 * * *"
  workflow_dispatch:

concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

env:
  DOTNET_NOLOGO: "1"
  DOTNET_SKIP_FIRST_TIME_EXPERIENCE: "1"
  DOTNET_CLI_TELEMETRY_OPTOUT: "1"
  # The e2e stack binds a host port and names its containers after the compose
  # project; both have to be unique so a second run cannot collide with this one.
  JELLYFIN_PORT: "8124"

jobs:
  tests:
    name: tests (jellyfin ${{ matrix.jellyfin.tag }})
    runs-on: ubuntu-latest
    timeout-minutes: 20
    strategy:
      fail-fast: false
      matrix:
        # && binds tighter than ||, so the scheduled check has to be one
        # parenthesised term: without it the expression yields a boolean and
        # fromJSON fails.
        # Each leg carries a slug as well as the tag: a compose project name may
        # not contain dots, and "12.1" does.
        jellyfin: ${{ fromJSON((github.event_name == 'schedule' || github.event_name == 'workflow_dispatch') && '[{"tag":"12.1","slug":"pinned"},{"tag":"latest","slug":"latest"}]' || '[{"tag":"12.1","slug":"pinned"}]') }}
    env:
      JELLYFIN_TAG: ${{ matrix.jellyfin.tag }}
      COMPOSE_PROJECT_NAME: chaosflix-e2e-ci-${{ github.run_id }}-${{ github.run_attempt }}-${{ matrix.jellyfin.slug }}
    steps:
      - uses: actions/checkout@v4

      # run-tests.sh falls back to the SDK Docker image only when no dotnet is
      # on PATH; installing the SDK here keeps the build out of a container.
      - uses: actions/setup-dotnet@v4
        with:
          dotnet-version: "10.0.x"

      - uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: npm
          cache-dependency-path: e2e/package-lock.json

      - name: Cache NuGet packages
        uses: actions/cache@v4
        with:
          path: ~/.nuget/packages
          key: nuget-${{ runner.os }}-${{ hashFiles('**/*.csproj', 'Directory.Build.props') }}
          restore-keys: nuget-${{ runner.os }}-

      - name: Resolve the Playwright version
        id: playwright
        working-directory: e2e
        run: |
          version=$(node -p "require('./package-lock.json').packages['node_modules/@playwright/test'].version")
          echo "version=${version}" >> "$GITHUB_OUTPUT"

      - name: Cache Playwright browsers
        id: playwright-cache
        uses: actions/cache@v4
        with:
          path: ~/.cache/ms-playwright
          key: playwright-${{ runner.os }}-${{ steps.playwright.outputs.version }}

      - name: Install the Playwright browser
        working-directory: e2e
        run: |
          npm ci
          if [[ "${{ steps.playwright-cache.outputs.cache-hit }}" == "true" ]]; then
            npx playwright install-deps chromium
          else
            npx playwright install --with-deps chromium
          fi

      # Shell tests, Release build, xUnit suite and the Playwright e2e stack,
      # against the Jellyfin of this matrix leg (JELLYFIN_TAG).
      # ANDROID_E2E stays unset: that suite is nightly (android-e2e.yml).
      # ffmpeg is deliberately not installed: the runner has none, so the
      # fixtures are built through build-artifacts.sh's container fallback,
      # which stayed broken for as long as nothing exercised it.
      - name: Run the test suite
        run: ./run-tests.sh

      - name: Upload the Playwright report
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          # Two legs upload on a nightly run; identical names collide.
          name: playwright-report-${{ matrix.jellyfin.slug }}
          path: |
            e2e/playwright-report
            e2e/test-results
          if-no-files-found: ignore
          retention-days: 14

      - name: Tear down the e2e stack
        if: always()
        working-directory: e2e
        run: docker compose down -v --remove-orphans || true